/Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraSimCache.h
Runs a function for each attribute for the provided emitter index. An EmitterIndex or INDEX_NONE will return information about the system instance. Return true to continue iterating or false to stop
void ForEachEmitterAttribute ( int32 EmitterIndex, [TFunction](API\Runtime\Core\GenericPlatform\TFunction)< bool(const [FNiagaraSimCacheVariable](API\Plugins\Niagara\FNiagaraSimCacheVariable) &)> Function ) const